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| author | Chris Lattner <sabre@nondot.org> | 2002-12-13 11:52:34 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2002-12-13 11:52:34 +0000 |
| commit | 920536333c4c143a92b5c0ed4ce712e59188e5e0 (patch) | |
| tree | 1b99de9005bd94ef8df290afe179d77dc1625dd5 /lib/Target/X86/InstSelectSimple.cpp | |
| parent | 992447f91b720f3148d3d989a15f77fd60dd9ee7 (diff) | |
| download | external_llvm-920536333c4c143a92b5c0ed4ce712e59188e5e0.zip external_llvm-920536333c4c143a92b5c0ed4ce712e59188e5e0.tar.gz external_llvm-920536333c4c143a92b5c0ed4ce712e59188e5e0.tar.bz2 | |
Insert phi code at top of block
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5015 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/InstSelectSimple.cpp')
| -rw-r--r-- | lib/Target/X86/InstSelectSimple.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/Target/X86/InstSelectSimple.cpp b/lib/Target/X86/InstSelectSimple.cpp index 4cb6562..cad8e0d 100644 --- a/lib/Target/X86/InstSelectSimple.cpp +++ b/lib/Target/X86/InstSelectSimple.cpp @@ -340,9 +340,12 @@ void ISel::SelectPHINodes() { // Get the incoming value into a virtual register. If it is not already // available in a virtual register, insert the computation code into // PredMBB - MachineBasicBlock::iterator PI = PredMBB->end()-1; + // + + MachineBasicBlock::iterator PI = PredMBB->begin(); + while ((*PI)->getOpcode() == X86::PHI) ++PI; + MI->addRegOperand(getReg(PN->getIncomingValue(i), PredMBB, PI)); - // FIXME: Pass in the MachineBasicBlocks instead of the basic blocks... MI->addPCDispOperand(PN->getIncomingBlock(i)); // PredMBB |